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(MESS) Added Sanyo LC8670 CPU core. [Sandro Ronco]
This commit is contained in:
Sandro Ronco
parent
9229139fe7
commit
7bf498af91
3
.gitattributes
vendored
3
.gitattributes
vendored
@ -462,6 +462,9 @@ src/emu/cpu/konami/konami.c svneol=native#text/plain
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src/emu/cpu/konami/konami.h svneol=native#text/plain
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src/emu/cpu/konami/konamops.c svneol=native#text/plain
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src/emu/cpu/konami/konamtbl.c svneol=native#text/plain
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src/emu/cpu/lc8670/lc8670.c svneol=native#text/plain
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src/emu/cpu/lc8670/lc8670.h svneol=native#text/plain
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src/emu/cpu/lc8670/lc8670dsm.c svneol=native#text/plain
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src/emu/cpu/lh5801/5801dasm.c svneol=native#text/plain
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src/emu/cpu/lh5801/5801tbl.c svneol=native#text/plain
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src/emu/cpu/lh5801/lh5801.c svneol=native#text/plain
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@ -2037,3 +2037,16 @@ endif
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$(CPUOBJ)/hd61700/hd61700.o: $(CPUSRC)/hd61700/hd61700.c \
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$(CPUSRC)/hd61700/hd61700.h
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#-------------------------------------------------
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# Sanyo LC8670
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#-------------------------------------------------
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ifneq ($(filter LC8670,$(CPUS)),)
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OBJDIRS += $(CPUOBJ)/lc8670
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CPUOBJS += $(CPUOBJ)/lc8670/lc8670.o
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DASMOBJS += $(CPUOBJ)/lc8670/lc8670dsm.o
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endif
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$(CPUOBJ)/lc8670/lc8670.o: $(CPUSRC)/lc8670/lc8670.c \
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$(CPUSRC)/lc8670/lc8670.h
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1776
src/emu/cpu/lc8670/lc8670.c
Normal file
1776
src/emu/cpu/lc8670/lc8670.c
Normal file
File diff suppressed because it is too large
Load Diff
275
src/emu/cpu/lc8670/lc8670.h
Normal file
275
src/emu/cpu/lc8670/lc8670.h
Normal file
@ -0,0 +1,275 @@
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/**********************************************************************
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Sanyo LC8670
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**********************************************************************/
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#pragma once
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#ifndef __LC8670_H__
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#define __LC8670_H__
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//**************************************************************************
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// DEFINITION
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//**************************************************************************
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enum
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{
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LC8670_PC = 1,
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LC8670_SFR
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};
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// input ports
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enum
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{
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LC8670_PORT1, // 8-bit I/O port
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LC8670_PORT3, // 8-bit I/O port
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LC8670_PORT7 // 4-bit I port
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};
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// external input lines
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enum
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{
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LC8670_EXT_INT0 = 0, // P70
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LC8670_EXT_INT1, // P71
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LC8670_EXT_INT2, // P72
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LC8670_EXT_INT3 // P73
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};
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// clock sources
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enum
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{
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LC8670_SUB_CLOCK = 0,
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LC8670_RC_CLOCK,
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LC8670_CF_CLOCK
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};
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//**************************************************************************
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// TYPE DEFINITIONS
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//**************************************************************************
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typedef UINT32 (*lc8670_lcd_update)(device_t &device, bitmap_ind16 &bitmap, const rectangle &cliprect, UINT8* vram, bool lcd_enabled, UINT8 stad);
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#define LC8670_LCD_UPDATE(name) UINT32 name(device_t &device, bitmap_ind16 &bitmap, const rectangle &cliprect, UINT8* vram, bool lcd_enabled, UINT8 stad)
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//**************************************************************************
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// INTERFACE CONFIGURATION MACROS
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//**************************************************************************
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#define MCFG_LC8670_SET_CLOCK_SOURCES(_sub_clock, _rc_clock, _cf_clock) \
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lc8670_cpu_device::static_set_cpu_clock(*device, LC8670_SUB_CLOCK, _sub_clock); \
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lc8670_cpu_device::static_set_cpu_clock(*device, LC8670_RC_CLOCK, _rc_clock); \
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lc8670_cpu_device::static_set_cpu_clock(*device, LC8670_CF_CLOCK, _cf_clock); \
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#define MCFG_LC8670_BANKSWITCH_CB(_devcb) \
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devcb = &lc8670_cpu_device::static_set_bankswitch_cb(*device, DEVCB2_##_devcb);
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#define MCFG_LC8670_LCD_UPDATE_CB(_cb) \
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lc8670_cpu_device::static_set_lcd_update_cb(*device, _cb);
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// ======================> lc8670_cpu_device
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class lc8670_cpu_device : public cpu_device
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{
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public:
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// construction/destruction
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lc8670_cpu_device(const machine_config &mconfig, const char *_tag, device_t *_owner, UINT32 _clock);
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// public interfaces
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UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
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// internal map handlers
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DECLARE_READ8_MEMBER(regs_r);
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DECLARE_WRITE8_MEMBER(regs_w);
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DECLARE_READ8_MEMBER(mram_r);
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DECLARE_WRITE8_MEMBER(mram_w);
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DECLARE_READ8_MEMBER(xram_r);
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DECLARE_WRITE8_MEMBER(xram_w);
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// static configuration helpers
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static void static_set_cpu_clock(device_t &device, int _source, UINT32 _clock) { downcast<lc8670_cpu_device &>(device).m_clocks[_source] = _clock; }
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static void static_set_lcd_update_cb(device_t &device, lc8670_lcd_update _cb) { downcast<lc8670_cpu_device &>(device).m_lcd_update_func = _cb; }
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template<class _Object> static devcb2_base & static_set_bankswitch_cb(device_t &device, _Object object) { return downcast<lc8670_cpu_device &>(device).m_bankswitch_func.set_callback(object); }
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protected:
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// device-level overrides
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virtual void device_start();
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virtual void device_reset();
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virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
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// device_execute_interface overrides
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virtual UINT32 execute_min_cycles() const { return 1; }
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virtual UINT32 execute_max_cycles() const { return 7; }
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virtual UINT32 execute_input_lines() const { return 4; }
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virtual void execute_run();
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virtual void execute_set_input(int inputnum, int state);
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// device_state_interface overrides
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virtual void state_import(const device_state_entry &entry);
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void state_string_export(const device_state_entry &entry, astring &string);
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// device_memory_interface overrides
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virtual const address_space_config *memory_space_config(address_spacenum spacenum = AS_0) const;
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// device_disasm_interface overrides
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virtual UINT32 disasm_min_opcode_bytes() const { return 1; }
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virtual UINT32 disasm_max_opcode_bytes() const { return 4; }
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virtual offs_t disasm_disassemble(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram, UINT32 options);
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private:
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// helpers
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inline UINT8 fetch();
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inline void push(UINT8 data);
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inline UINT8 pop();
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inline UINT8 read_data(UINT16 offset);
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inline void write_data(UINT16 offset, UINT8 data);
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inline UINT8 read_data_latch(UINT16 offset);
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inline void write_data_latch(UINT16 offset, UINT8 data);
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inline void update_port1(UINT8 data);
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inline void set_pc(UINT16 new_pc);
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inline UINT8 get_data();
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inline UINT16 get_addr();
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inline void change_clock_source();
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inline void check_p_flag();
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inline void check_p3int();
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inline void set_irq_flag(int source);
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int decode_op(UINT8 op);
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void check_irqs();
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void timer0_prescaler_tick();
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void timer0_tick(bool ext_line = false);
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void timer1_tick();
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void base_timer_tick();
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void dasm_arg(UINT8 op, char *buffer, offs_t pc, int arg, const UINT8 *oprom, int &pos);
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// opcodes handlers
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int op_nop();
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int op_br();
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int op_ld();
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int op_call();
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int op_callr();
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int op_brf();
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int op_st();
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int op_callf();
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int op_jmpf();
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int op_mov();
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int op_jmp();
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int op_mul();
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int op_be();
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int op_be_ri();
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int op_div();
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int op_bne();
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int op_bne_ri();
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int op_ldf();
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int op_stf();
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int op_dbnz();
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int op_bpc();
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int op_push();
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int op_inc();
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int op_bp();
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int op_pop();
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int op_dec();
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int op_bz();
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int op_add();
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int op_bn();
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int op_bnz();
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int op_addc();
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int op_ret();
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int op_sub();
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int op_not1();
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int op_reti();
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int op_subc();
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int op_ror();
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int op_ldc();
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int op_xch();
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int op_clr1();
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int op_rorc();
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int op_or();
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int op_rol();
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int op_and();
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int op_set1();
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int op_rolc();
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int op_xor();
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private:
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address_space_config m_program_config;
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address_space_config m_data_config;
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address_space_config m_io_config;
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address_space * m_program; // program space (ROM or flash)
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address_space * m_data; // internal RAM/register
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address_space * m_io; // I/O ports
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direct_read_data * m_direct;
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// timers
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static const device_timer_id BASE_TIMER = 1;
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static const device_timer_id CLOCK_TIMER = 2;
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emu_timer * m_basetimer;
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emu_timer * m_clocktimer;
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// internal state
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int m_icount;
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UINT16 m_pc;
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UINT16 m_ppc;
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UINT8 m_op;
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UINT8 * m_sfr; // special function registers
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UINT8 * m_mram; // main RAM
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UINT8 * m_xram; // XRAM
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UINT8 * m_vtrbf; // work RAM
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UINT16 m_irq_flag;
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UINT8 m_irq_lev;
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bool m_after_reti;
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UINT8 m_p1_data;
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UINT8 m_timer0_prescaler;
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UINT8 m_timer0[2];
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UINT8 m_timer1[2];
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UINT8 m_timer1_comparator[2];
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UINT8 m_base_timer[2];
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bool m_clock_changed;
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int m_input_lines[4];
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// configuration
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UINT32 m_clocks[3]; // clock sources
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devcb2_write8 m_bankswitch_func; // bankswitch CB
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lc8670_lcd_update m_lcd_update_func; // LCD update CB
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// interrupts vectors
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static const UINT16 s_irq_vectors[16];
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// opcodes table
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typedef int (lc8670_cpu_device::*op_handler)();
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static const op_handler s_opcode_table[80];
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// disassembler
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enum
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{
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OP_NULL,
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OP_R8,
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OP_R8RI,
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OP_R16,
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OP_RI,
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OP_A12,
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OP_A16,
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OP_I8,
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OP_B3,
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OP_D9,
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OP_D9B3,
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OP_RII8
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};
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// disasm table
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struct dasm_entry
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{
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const char *str;
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UINT8 arg1;
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UINT8 arg2;
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bool inv;
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};
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static const dasm_entry s_dasm_table[80];
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};
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extern const device_type LC8670;
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#endif /* __LC8670_H__ */
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176
src/emu/cpu/lc8670/lc8670dsm.c
Normal file
176
src/emu/cpu/lc8670/lc8670dsm.c
Normal file
@ -0,0 +1,176 @@
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/******************************************************************************
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Sanyo LC8670 disassembler
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******************************************************************************/
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#include "emu.h"
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#include "debugger.h"
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#include "lc8670.h"
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const lc8670_cpu_device::dasm_entry lc8670_cpu_device::s_dasm_table[] =
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{
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{ "NOP" , OP_NULL, OP_NULL, 0 }, // 0x0*
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{ "BR" , OP_R8 , OP_NULL, 0 },
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{ "LD" , OP_D9 , OP_NULL, 0 },
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{ "LD" , OP_RI , OP_NULL, 0 },
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{ "CALL", OP_A12 , OP_NULL, 0 },
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{ "CALLR", OP_R16 , OP_NULL, 0 }, // 0x1*
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{ "BRF" , OP_R16 , OP_NULL, 0 },
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{ "ST" , OP_D9 , OP_NULL, 0 },
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{ "ST" , OP_RI , OP_NULL, 0 },
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{ "CALL", OP_A12 , OP_NULL, 0 },
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{ "CALLF", OP_A16 , OP_NULL, 0 }, // 0x2*
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{ "JMPF", OP_A16 , OP_NULL, 0 },
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{ "MOV" , OP_D9 , OP_I8 , 1 },
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{ "MOV" , OP_RI , OP_I8 , 1 },
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{ "JMP" , OP_A12 , OP_NULL, 0 },
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{ "MUL" , OP_NULL, OP_NULL, 0 }, // 0x3*
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{ "BE" , OP_I8 , OP_R8 , 0 },
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{ "BE" , OP_D9 , OP_R8 , 0 },
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{ "BE" , OP_RII8, OP_R8 , 0 },
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{ "JMP" , OP_A12 , OP_NULL, 0 },
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{ "DIV" , OP_NULL, OP_NULL, 0 }, // 0x4*
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{ "BNE" , OP_I8 , OP_R8 , 0 },
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{ "BNE" , OP_D9 , OP_R8 , 0 },
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{ "BNE" , OP_RII8, OP_R8 , 0 },
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{ "BPC" , OP_D9B3, OP_R8 , 0 },
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{ "LDF" , OP_NULL, OP_NULL, 0 }, // 0x5*
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{ "STF" , OP_NULL, OP_NULL, 0 },
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{ "DBNZ", OP_D9 , OP_R8 , 0 },
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{ "DBNZ", OP_RI , OP_R8RI, 0 },
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{ "BPC" , OP_D9B3, OP_R8 , 0 },
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{ "PUSH", OP_D9 , OP_NULL, 0 }, // 0x6*
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{ "PUSH", OP_D9 , OP_NULL, 0 },
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{ "INC" , OP_D9 , OP_NULL, 0 },
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{ "INC" , OP_RI , OP_NULL, 0 },
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{ "BP" , OP_D9B3, OP_R8 , 0 },
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{ "POP" , OP_D9 , OP_NULL, 0 }, // 0x7*
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{ "POP" , OP_D9 , OP_NULL, 0 },
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{ "DEC" , OP_D9 , OP_NULL, 0 },
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{ "DEC" , OP_RI , OP_NULL, 0 },
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{ "BP" , OP_D9B3, OP_R8 , 0 },
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{ "BZ" , OP_R8 , OP_NULL, 0 }, // 0x8*
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{ "ADD" , OP_I8 , OP_NULL, 0 },
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{ "ADD" , OP_D9 , OP_NULL, 0 },
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{ "ADD" , OP_RI , OP_NULL, 0 },
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{ "BN" , OP_D9B3, OP_R8 , 0 },
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{ "BNZ" , OP_R8 , OP_NULL, 0 }, // 0x9*
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{ "ADDC", OP_I8 , OP_NULL, 0 },
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{ "ADDC", OP_D9 , OP_NULL, 0 },
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{ "ADDC", OP_RI , OP_NULL, 0 },
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{ "BN" , OP_D9B3, OP_R8 , 0 },
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{ "RET" , OP_NULL, OP_NULL, 0 }, // 0xa*
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{ "SUB" , OP_I8 , OP_NULL, 0 },
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{ "SUB" , OP_D9 , OP_NULL, 0 },
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{ "SUB" , OP_RI , OP_NULL, 0 },
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{ "NOT1", OP_D9B3, OP_NULL, 0 },
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{ "RETI", OP_NULL, OP_NULL, 0 }, // 0xb*
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{ "SUBC", OP_I8 , OP_NULL, 0 },
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{ "SUBC", OP_D9 , OP_NULL, 0 },
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{ "SUBC", OP_RI , OP_NULL, 0 },
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{ "NOT1", OP_D9B3, OP_NULL, 0 },
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{ "ROR" , OP_NULL, OP_NULL, 0 }, // 0xc*
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{ "LDC" , OP_NULL, OP_NULL, 0 },
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{ "XCH" , OP_D9 , OP_NULL, 0 },
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{ "XCH" , OP_RI , OP_NULL, 0 },
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{ "CLR1", OP_D9B3, OP_NULL, 0 },
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{ "RORC", OP_NULL, OP_NULL, 0 }, // 0xd*
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{ "OR" , OP_I8 , OP_NULL, 0 },
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{ "OR" , OP_D9 , OP_NULL, 0 },
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{ "OR" , OP_RI , OP_NULL, 0 },
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{ "CLR1", OP_D9B3, OP_NULL, 0 },
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{ "ROL" , OP_NULL, OP_NULL, 0 }, // 0xe*
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{ "AND" , OP_I8 , OP_NULL, 0 },
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{ "AND" , OP_D9 , OP_NULL, 0 },
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{ "AND" , OP_RI , OP_NULL, 0 },
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{ "SET1", OP_D9B3, OP_NULL, 0 },
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{ "ROLC", OP_NULL, OP_NULL, 0 }, // 0xf*
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{ "XOR" , OP_I8 , OP_NULL, 0 },
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{ "XOR" , OP_D9 , OP_NULL, 0 },
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{ "XOR" , OP_RI , OP_NULL, 0 },
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{ "SET1", OP_D9B3, OP_NULL, 0 },
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};
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void lc8670_cpu_device::dasm_arg(UINT8 op, char *buffer, offs_t pc, int arg, const UINT8 *oprom, int &pos)
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{
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switch( arg )
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{
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case OP_NULL:
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buffer[0] = '\0';
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break;
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case OP_R8:
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pc++;
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// fall through
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case OP_R8RI:
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buffer += sprintf(buffer, "%04x", (pc + 1 + oprom[pos] - (oprom[pos]&0x80 ? 0x100 : 0)) & 0xffff);
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pos++;
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||||
break;
|
||||
case OP_R16:
|
||||
buffer += sprintf(buffer, "%04x", (pc + 2 + ((oprom[pos+1]<<8) | oprom[pos])) & 0xffff);
|
||||
pos += 2;
|
||||
break;
|
||||
case OP_RI:
|
||||
buffer += sprintf(buffer, "@%x", op & 0x03);
|
||||
break;
|
||||
case OP_A12:
|
||||
buffer += sprintf(buffer, "%04x", ((pc + 2) & 0xf000) | ((op & 0x10)<<7) | ((op & 0x07)<<8) | oprom[pos]);
|
||||
pos++;
|
||||
break;
|
||||
case OP_A16:
|
||||
buffer += sprintf(buffer, "%04x", (oprom[pos]<<8) | oprom[pos+1]);
|
||||
pos += 2;
|
||||
break;
|
||||
case OP_I8:
|
||||
buffer += sprintf(buffer, "#$%02x", oprom[pos++]);
|
||||
break;
|
||||
case OP_B3:
|
||||
buffer += sprintf(buffer, "%x", op & 0x07);
|
||||
break;
|
||||
case OP_D9:
|
||||
buffer += sprintf(buffer, "($%03x)", ((op & 0x01)<<8) | oprom[pos]);
|
||||
pos++;
|
||||
break;
|
||||
case OP_D9B3:
|
||||
buffer += sprintf(buffer, "($%03x)", ((op & 0x10)<<4) | oprom[pos]);
|
||||
buffer += sprintf(buffer, ",%x", op & 0x07);
|
||||
pos++;
|
||||
break;
|
||||
case OP_RII8:
|
||||
buffer += sprintf(buffer, "@%x", op & 0x03);
|
||||
buffer += sprintf(buffer, ",#$%02x", oprom[pos]);
|
||||
pos++;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
// disasm_disassemble - call the disassembly
|
||||
// helper function
|
||||
//-------------------------------------------------
|
||||
|
||||
offs_t lc8670_cpu_device::disasm_disassemble(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram, UINT32 options)
|
||||
{
|
||||
int pos = 0;
|
||||
char arg1[16], arg2[16];
|
||||
|
||||
UINT8 op = oprom[pos++];
|
||||
|
||||
int op_idx = decode_op(op);
|
||||
const dasm_entry *inst = &s_dasm_table[op_idx];
|
||||
|
||||
buffer += sprintf(buffer,"%-8s", inst->str);
|
||||
|
||||
dasm_arg(op, inst->inv ? arg2 : arg1, pc+0, inst->arg1, oprom, pos);
|
||||
dasm_arg(op, inst->inv ? arg1 : arg2, pc+1, inst->arg2, oprom, pos);
|
||||
|
||||
strcat(buffer, arg1);
|
||||
|
||||
if (inst->arg2 != OP_NULL)
|
||||
{
|
||||
strcat(buffer, ",");
|
||||
strcat(buffer, arg2);
|
||||
}
|
||||
|
||||
return pos;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user